* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "PingFang SC", "Microsoft Yahei", sans-serif;
    text-decoration: none;
    scroll-behavior: smooth;
    font-family: 'totoro' !important;
  }
  
  @font-face {
    font-family: 'totoro';
    src: url(../font/all.ttf);
  }
  
  @font-face {
    font-family: 'footer';
    src: url(../font/footer.ttf);
  }
  
  a:hover {
    transform: scale(1.05);
    -webkit-box-reflect: below 1px linear-gradient(transparent, rgba(0, 0, 0, 0.3));
  }
  
  a:active {
    color: #b000ff;
  }
  
  a:visited {
    color: rgb(255 0 0);
  }
  
  span:hover {
    transform: scale(1.05);
  }
  
  body {
    width: 100%;
    height: 100vh;
    background-image: url(../img/background.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-color: rgb(227 227 227 / 70%);
    overflow-x: hidden;
  }
  
  tr {
    font-size: 20px;
  }
  
  #title {
    font-family: '华文行楷' !important;
    color: rgb(0, 0, 0) !important;
    font-size: 40px !important;
    font-weight: 500 !important;
    margin-bottom: 15px;
  }
  
  footer {
    /* position: absolute; */
    width: 100%;
    height: 80px;
    background-color: white;
    /* bottom: 0; */
  }
  
  .footer {
    margin: auto;
    width: fit-content;
    /*实现div居中，宽度自适应 */
    line-height: 80px;
    /* position: absolute;
    top: 20px;
    right: 31vw; */
    color: rgb(255, 165, 180);
    font-size: 30px;
    font-family: '楷体';
  }
  
  .head {
    position: absolute;
    top: 0;
    width: 100%;
    height: 70px;
    background-color: white;
  }
  
  nav {
    position: absolute;
    position: sticky;
    z-index: 100011111;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    /* 左右padding */
    padding: 0 5vw;
    height: 60px;
    background-color: rgba(255, 255, 255, 0.445);
    box-shadow: 0 0 10px rgb(0 0 0 / 50%);
  }
  
  
  #first {
    position: absolute;
    left: 26px;
    font-family: '华文行楷';
    font-weight: 900;
    font-size: 25px;
  }
  
  #jiaoshe {
    margin-top: 100px !important;
  }
  
  .nav-menu {
    /* 占令一半宽度 */
    flex: 1;
    display: flex;
    justify-content: space-around;
  
    /* 最宽550px */
    max-width: 550px;
  }
  
  .nav-menu li {
    width: 40%;
    list-style: none;
    color: #dadbdd;
    font-weight: 600;
    text-align: center;
  }
  
  .nav-menu li a {
    color: rgba(0, 0, 0, 0.716);
  }
  
  .burger div {
    /* 设置汉堡按钮三层条 */
    width: 25px;
    height: 3px;
    background-color: #dadbdd;
    margin: 4px;
  }
  
  .burger {
    display: none;
  }
  
  .big_div_002 {
    display: block;
    width: 100%;
    margin-top: 100px;
  }
  
  .big_div_002 .kong{
    height: 50px;
  }
  
  .big_div_002 .title {
    position: relative;
    top: 25px;
    font-size: 35px;
  }
  
  .box-left {
    position: absolute;
    width: 15%;
    left: 100px;
    top: -40px;
    margin-top: 50px !important;
  }
  
  .box-left img {
    margin-top: 30px;
    margin-bottom: 10px;
    border: 2px solid rgb(220, 156, 133);
    width: 100%;
  }
  
  .box-right span {
    color: black;
    margin-top: 10px;
    font-size: 30px;
    font-weight: 600;
  }
  
  .box-right {
    position: absolute;
    right: 10px;
    top: 35px;
    width: 65%;
  }
  
  .box-right p {
    margin-left: 15px !important;
    width: 90%;
    text-indent: 2em;
    text-align: start;
    font-size: 25px !important;
    font-family: 'totoro';
    color: black;
    margin-top: 35px !important;
  }
  
  .small-box {
    border: 1px solid rgb(210, 210, 210);
    position: relative;
    width: 90%;
    height: 340px;
    margin: auto;
    margin-top: 50px;
    margin-bottom: 20px;
    box-shadow: 10px 10px 20px rgb(9 75 82 / 50%);
  }
  
  .small-box:hover {
    scale: 1.01;
  }
  
  .big_div_003{
    display: none;
  }
  
  .big_div_004 {
    display: block;
    width: 100%;
    margin-top: 900px !important;
  }
  
  .big_div_004>.title {
    font-size: 35px;
    margin-top: 10px;
    margin-bottom: 20px;
  }
  
  .big_div_004>.you>span {
    color: black;
    font-size: 40px;
  }
  
  .big_div_004>.you>p {
    margin: auto;
    width: 90%;
    text-align: start !important;
    text-indent: 2em !important;
    color: black;
    font-size: 30px;
    margin-bottom: 30px;
    margin-top: 20px;
  }
  
  .big_div_004>.kong {
    height: 10px;
  }
  
  .big_div_004>.img {
    display: inline-block;
    width: 45%;
  }
  
  .big_div_004>.img img {
    width: 90%;
    overflow: hidden;
    margin-bottom: 10px;
  }
  
  .big_div_004>.you {
    float: right;
    width: 50%;
    margin-left: 30px;
    margin-bottom: 40px;
    margin-top: 30px;
  }
  
  .big_div_004>.you>.totoro12{
    width: 90%;
  }
  
  .big_div_004>.you>.totoro12>img {
    width: 24%;
  }
  
  #base {
    padding: 30px;
    margin-top: 60px;
  }
  
  #base p {
    width: 90%;
    text-indent: 2em;
    text-align: start;
    margin: auto;
    margin-top: 20px;
    font-size: 30px;
    color: rgb(0 25 8 / 76%);
    font-family: cursive;
  }
  
  #base span {
    font-size: 30px;
    color: rgb(60, 85, 94);
    font-family: 翩翩体-简;
    margin-top: 20px;
  }
  
  #base table {
    width: 80%;
    margin: auto;
    margin-top: 30px;
    margin-bottom: 30px;
  }
  
  #plot {
    padding: 30px;
    margin-top: 60px;
    margin-bottom: 100px;
  }
  
  #plot p {
    width: 90%;
    text-indent: 2em;
    text-align: start;
    margin: auto;
    margin-top: 20px;
    font-size: 30px;
    color: black;
    font-family: cursive;
  }
  
  #plot div {
    width: 80%;
    margin: auto;
    margin-top: 30px;
    margin-bottom: 40px;
  }
  
  #plot div img {
    width: 100%;
    border: 1px solid rgb(0, 0, 0);
    box-shadow: 0 0 10px rgb(0 0 0 / 70%);
  }